import requests

url = "https://www.pearvideo.com/video_1760318"

constId = url.split("_")[1]

videoStatusUrl = f"https://www.pearvideo.com/videoStatus.jsp?contId={constId}&mrd=0.49270469920013404"

header = {
    "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36",
    # 防盗链，用于溯源，可以监听上一级的请求url
    "Referer": "https://www.pearvideo.com/video_1760318"
}

res = requests.get(videoStatusUrl,headers=header)

print(res.text)

res.close()